diff --git a/src/Google/Client.php b/src/Google/Client.php
index bda66d111..462c6b0f8 100644
--- a/src/Google/Client.php
+++ b/src/Google/Client.php
@@ -327,7 +327,7 @@ public function createAuthUrl($scope = null)
    *
    * @param GuzzleHttp\ClientInterface $http the http client object.
    * @param GuzzleHttp\ClientInterface $authHttp an http client for authentication.
-   * @return void
+   * @return GuzzleHttp\ClientInterface the http client object
    */
   public function authorize(ClientInterface $http = null, ClientInterface $authHttp = null)
   {